Fix bug with 'more...' button on related keywords

Fixes this 

![screen shot 2014-07-28 at 11 28 59](https://cloud.githubusercontent.com/assets/1001642/3719347/0b80edc0-1642-11e4-86dc-87b9cad693f2.png)

bug in Firefox
Naming this is always hard. If you're uncomfortable with the name feel free to propose a change!